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Killeen, TX Planting Calendar

The last spring frost in Killeen usually comes around Feb 22 and the first fall frost around Dec 2, a growing season of about 283 days. Start tomatoes indoors Jan 11 – Jan 25 and plant them outside Mar 8 – Mar 22.

Last spring frostFeb 22
First fall frostDec 2
Growing season283 days

When to plant vegetables in Killeen

VegetableStart seeds indoorsPlant outsideFall crop
TomatoesJan 11 – Jan 25Mar 8 – Mar 22—
PeppersJan 4 – Jan 18Mar 15 – Mar 29—
EggplantJan 4 – Jan 18Mar 15 – Mar 29—
Cucumbers—Mar 8 – Mar 22—
Zucchini & summer squash—Mar 8 – Mar 22—
Pumpkins & winter squash—Mar 15 – Mar 29—
Green beans—Mar 8 – Mar 22Sep 9 – Sep 23
Sweet corn—Mar 8 – Mar 22—
BasilJan 25 – Feb 8Mar 8 – Mar 22—
LettuceDec 28 – Jan 11Jan 25 – Mar 8Oct 7 – Oct 21
Spinach—Jan 11 – Feb 1Oct 7 – Oct 21
Peas—Jan 11 – Feb 1Sep 23 – Oct 7
Carrots—Jan 25 – Mar 1Sep 9 – Sep 23
Radishes—Jan 18 – Mar 8Oct 21 – Nov 4
BroccoliDec 14 – Dec 28Jan 25 – Feb 8Sep 9 – Sep 23
KaleDec 28 – Jan 11Jan 18 – Feb 1Sep 23 – Oct 7
Onions—Jan 25 – Feb 8—
Potatoes—Feb 1 – Mar 1—
Garlic——Nov 18 – Dec 23

Dates count from the median frost dates (2016–2025) for Killeen. In a cold spring, wait a week; in a warm one you can go a week early.

Month-by-month planting in Killeen

  1. JanuaryStart indoors: Tomatoes, Peppers, Eggplant, Basil, Lettuce, KalePlant outside: Lettuce, Spinach, Peas, Carrots, Radishes, Broccoli, Kale, Onions
  2. FebruaryStart indoors: BasilPlant outside: Lettuce, Spinach, Peas, Carrots, Radishes, Broccoli, Kale, Onions, Potatoes
  3. MarchPlant outside: Tomatoes, Peppers, Eggplant, Cucumbers, Zucchini & summer squash, Pumpkins & winter squash, Green beans, Sweet corn, Basil, Lettuce, Carrots, Radishes, Potatoes
  4. AprilPlan, order seeds and prepare beds.
  5. MayPlan, order seeds and prepare beds.
  6. JunePlan, order seeds and prepare beds.
  7. JulyPlan, order seeds and prepare beds.
  8. AugustPlan, order seeds and prepare beds.
  9. SeptemberPlant outside: Green beans, Peas, Carrots, Broccoli, Kale
  10. OctoberPlant outside: Lettuce, Spinach, Peas, Radishes, Kale
  11. NovemberPlant outside: Radishes, Garlic
  12. DecemberStart indoors: Lettuce, Broccoli, KalePlant outside: Garlic

Tools for this season

Seed starting kitTrays with humidity domes for starting seeds indoors.See options on AmazonLED grow lightKeeps indoor seedlings short and sturdy.See options on AmazonFrost clothCovers tender plants on a surprise frost night.See options on AmazonSoil thermometerCheck the soil at 4 inches before you spread anything.See options on Amazon

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Frequently asked questions

When is the last frost in Killeen?

The median last spring frost is Feb 22 and the median first fall frost is Dec 2, based on 2016–2025 weather data.

When should I plant tomatoes in Killeen?

Start seeds indoors Jan 11 – Jan 25 and set plants outside Mar 8 – Mar 22, once nights stay above 50°F.

When should I plant a fall garden in Killeen?

Sow or transplant cool-season crops 6 to 12 weeks before the first fall frost (around Dec 2): broccoli and carrots first, lettuce, spinach and radishes last.

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